<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
       #box{
           width:80%;
           margin:0 auto;
       }

    </style>
</head>
<body>
    <div id="box">

    </div>
    <script>
         var box,arrData;
         box = document.getElementById('box');
         arrData = Array();
         arrData.length = 102;

        //  A friend asked me to go out to play, continue to do it next time!



     </script>
</body>
</html>